package com.jf.cloud.service.sysmanager.common.util;


import net.sourceforge.pinyin4j.PinyinHelper;
import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
import net.sourceforge.pinyin4j.format.HanyuPinyinVCharType;
import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;

/**
 * 获取 字符串的首字母 非汉字原样输出
 * @author ouyang 创建时间：2013-04-18 16:03:16
 */
public class PinYinHelper {

    public static String getFirstLetter(String chineseStr, boolean isUpperCase) {
        char[] t1 = null;
        t1 = chineseStr.toCharArray();
        String[] t2 = new String[t1.length];

        // 设置汉字拼音输出的格式
        HanyuPinyinOutputFormat t3 = new HanyuPinyinOutputFormat();
        t3.setCaseType(HanyuPinyinCaseType.LOWERCASE);
        t3.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
        t3.setVCharType(HanyuPinyinVCharType.WITH_V);
        String t4 = "";
        try {
            for (int i = 0; i < t1.length; i++) {
                // 判断是否为汉字字符
                // System.out.println(t1[i]);
                if (Character.toString(t1[i]).matches("[\\u4E00-\\u9FA5]+")) {
                    t2 = PinyinHelper.toHanyuPinyinStringArray(t1[i], t3); // 将汉字的几种全拼都存到t2数组中
                    // 取出该汉字全拼的第一种读音的首字母并连接到字符串t4后
                    t4 += t2[0].charAt(0);
                } else {
                    // 如果不是汉字字符，直接取出字符并连接到字符串t4后
                    t4 += Character.toString(t1[i]);
                }
            }
        } catch (BadHanyuPinyinOutputFormatCombination e) {
            e.printStackTrace();
        }
        if (isUpperCase) {
			t4 = t4.toUpperCase();
		}
        System.out.println("" + t4);
        return t4;
    }
    
}
